Function ec_dec 

pub fn ec_dec(
    eld: f64,
    elm: f64,
    els: f64,
    bd: f64,
    bm: f64,
    bs: f64,
    gd: f64,
    gm: u32,
    gy: u32,
) -> f64

Ecliptic - Declination (degrees).

Original macro name: ECDec